[GitHub] [ozone] whbing commented on a diff in pull request #4133: HDDS-3591. ozone.administrators support dynamic changes through the cli.

[GitBox <gi...@apache.org>]

whbing commented on code in PR #4133:
URL: https://github.com/apache/ozone/pull/4133#discussion_r1060363104


##########
hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/admin/om/ReconfigOMSubcommand.java:
##########
@@ -0,0 +1,142 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+package org.apache.hadoop.ozone.admin.om;
+
+import org.apache.hadoop.conf.ReconfigurationTaskStatus;
+import org.apache.hadoop.conf.ReconfigurationUtil;
+import org.apache.hadoop.hdds.cli.HddsVersionProvider;
+import org.apache.hadoop.hdds.conf.OzoneConfiguration;
+import org.apache.hadoop.net.NetUtils;
+import org.apache.hadoop.ozone.om.helpers.OMNodeDetails;
+import org.apache.hadoop.ozone.om.protocolPB.OMAdminProtocolClientSideImpl;
+import org.apache.hadoop.security.UserGroupInformation;
+import picocli.CommandLine;
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.util.Date;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.concurrent.Callable;
+
+/**
+ * Handler of om roles command.
+ */
+@CommandLine.Command(
+    name = "reconfig",
+    customSynopsis = "ozone admin om reconfig -address=<ip:port> -op=" +

Review Comment:
   @kerneltime Thank you for your good advice. 
   > a command to all instances of OM
   
   should be better. New changes will be committed together later.



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